Home / 40,405,934.80-60,608,902.20-38,173,882.60

Finding the Fourth Proportional to 40,405,934.80, 60,608,902.20 and 38,173,882.60

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Solution

The fourth proportional to 40,405,934.80, 60,608,902.20 and 38,173,882.60 is: 57,260,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405,934.80 : 60,608,902.20 = 38,173,882.60 : x
  2. Step 2: Convert to fraction form
    40,405,934.80/60,608,902.20 = 38,173,882.60/x
  3. Step 3: Cross multiply
    40,405,934.80x = 60,608,902.20 × 38,173,882.60
  4. Step 4: Simplify right side
    40,405,934.80x = 2,313,677,117,097,682
  5. Step 5: Solve for x
    x = 2,313,677,117,097,682/40,405,934.80
  6. Step 6: Final answer
    x = 57,260,823.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.